Word Study
ileum
CIDE DICTIONARY
ileum, n. [L. ile, ileum, ilium, pl. ilia, groin, flank.].
- The last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine. [1913 Webster]
- See Ilium. [1913 Webster]" Most modern writers restrict ileum to the division of the intestine and ilium to the pelvic bone." [1913 Webster]
OXFORD DICTIONARY
ileum, n. (pl. ilea) Anat. the third and last portion of the small intestine.
Derivative
ileac adj.
Etymology
var. of ILIUM
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